... Keytag RFID Card IC available at 125KHz Nominal TK4100,EM4100,EM4102,EM4450 Material: ABS Temperature:-25~+50 degree Keytag RFID CardAccess control card RFID ... TagH4100,H4120,EM4450,TK4100,T5557,Hitag1,Hitag2,Proximity card contactless smart cardMaterial: ABSWeight:5 ... NominalNXP Mifare1 S50,Mifare1 S70,Desfire MF31CD41 Keytag RFID Card